Set during a two-day pilgrimage through the seaside town of Scarborough, phone sex operator and struggling mother, Deloris Double D struggles with the realities of her business contract to assist mad man, Murray Williams, find and slay the sea monster who took his beloved daughter, Grace. With her steady income at risk and Murray still deep into his crusade, Deloris must face the harsh truths Murray simply cannot. But with the pair now alone can they each overcome their own personal monsters?